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Based on 3 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
799 lines
23 KiB
C
799 lines
23 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*******************************************************************************
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* Modern ConfigFS group context specific iSCSI statistics based on original
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* iscsi_target_mib.c code
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*
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* Copyright (c) 2011-2013 Datera, Inc.
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*
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* Author: Nicholas A. Bellinger <nab@linux-iscsi.org>
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*
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******************************************************************************/
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#include <linux/configfs.h>
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#include <linux/export.h>
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#include <scsi/iscsi_proto.h>
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#include <target/target_core_base.h>
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#include <target/iscsi/iscsi_target_core.h>
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#include "iscsi_target_parameters.h"
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#include "iscsi_target_device.h"
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#include "iscsi_target_tpg.h"
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#include "iscsi_target_util.h"
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#include <target/iscsi/iscsi_target_stat.h>
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#ifndef INITIAL_JIFFIES
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#define INITIAL_JIFFIES ((unsigned long)(unsigned int) (-300*HZ))
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#endif
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/* Instance Attributes Table */
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#define ISCSI_INST_NUM_NODES 1
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#define ISCSI_INST_DESCR "Storage Engine Target"
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#define ISCSI_INST_LAST_FAILURE_TYPE 0
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#define ISCSI_DISCONTINUITY_TIME 0
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#define ISCSI_NODE_INDEX 1
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#define ISPRINT(a) ((a >= ' ') && (a <= '~'))
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/****************************************************************************
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* iSCSI MIB Tables
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****************************************************************************/
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/*
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* Instance Attributes Table
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*/
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static struct iscsi_tiqn *iscsi_instance_tiqn(struct config_item *item)
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{
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struct iscsi_wwn_stat_grps *igrps = container_of(to_config_group(item),
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struct iscsi_wwn_stat_grps, iscsi_instance_group);
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return container_of(igrps, struct iscsi_tiqn, tiqn_stat_grps);
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}
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static ssize_t iscsi_stat_instance_inst_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n",
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iscsi_instance_tiqn(item)->tiqn_index);
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}
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static ssize_t iscsi_stat_instance_min_ver_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_DRAFT20_VERSION);
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}
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static ssize_t iscsi_stat_instance_max_ver_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_DRAFT20_VERSION);
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}
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static ssize_t iscsi_stat_instance_portals_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n",
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iscsi_instance_tiqn(item)->tiqn_num_tpg_nps);
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}
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static ssize_t iscsi_stat_instance_nodes_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_INST_NUM_NODES);
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}
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static ssize_t iscsi_stat_instance_sessions_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n",
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iscsi_instance_tiqn(item)->tiqn_nsessions);
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}
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static ssize_t iscsi_stat_instance_fail_sess_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_instance_tiqn(item);
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struct iscsi_sess_err_stats *sess_err = &tiqn->sess_err_stats;
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u32 sess_err_count;
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spin_lock_bh(&sess_err->lock);
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sess_err_count = (sess_err->digest_errors +
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sess_err->cxn_timeout_errors +
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sess_err->pdu_format_errors);
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spin_unlock_bh(&sess_err->lock);
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return snprintf(page, PAGE_SIZE, "%u\n", sess_err_count);
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}
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static ssize_t iscsi_stat_instance_fail_type_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_instance_tiqn(item);
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struct iscsi_sess_err_stats *sess_err = &tiqn->sess_err_stats;
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return snprintf(page, PAGE_SIZE, "%u\n",
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sess_err->last_sess_failure_type);
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}
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static ssize_t iscsi_stat_instance_fail_rem_name_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_instance_tiqn(item);
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struct iscsi_sess_err_stats *sess_err = &tiqn->sess_err_stats;
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return snprintf(page, PAGE_SIZE, "%s\n",
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sess_err->last_sess_fail_rem_name[0] ?
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sess_err->last_sess_fail_rem_name : NONE);
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}
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static ssize_t iscsi_stat_instance_disc_time_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_DISCONTINUITY_TIME);
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}
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static ssize_t iscsi_stat_instance_description_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%s\n", ISCSI_INST_DESCR);
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}
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static ssize_t iscsi_stat_instance_vendor_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "Datera, Inc. iSCSI-Target\n");
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}
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static ssize_t iscsi_stat_instance_version_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%s\n", ISCSIT_VERSION);
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}
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, inst);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, min_ver);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, max_ver);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, portals);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, nodes);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, sessions);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, fail_sess);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, fail_type);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, fail_rem_name);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, disc_time);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, description);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, vendor);
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CONFIGFS_ATTR_RO(iscsi_stat_instance_, version);
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static struct configfs_attribute *iscsi_stat_instance_attrs[] = {
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&iscsi_stat_instance_attr_inst,
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&iscsi_stat_instance_attr_min_ver,
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&iscsi_stat_instance_attr_max_ver,
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&iscsi_stat_instance_attr_portals,
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&iscsi_stat_instance_attr_nodes,
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&iscsi_stat_instance_attr_sessions,
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&iscsi_stat_instance_attr_fail_sess,
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&iscsi_stat_instance_attr_fail_type,
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&iscsi_stat_instance_attr_fail_rem_name,
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&iscsi_stat_instance_attr_disc_time,
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&iscsi_stat_instance_attr_description,
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&iscsi_stat_instance_attr_vendor,
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&iscsi_stat_instance_attr_version,
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NULL,
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};
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const struct config_item_type iscsi_stat_instance_cit = {
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.ct_attrs = iscsi_stat_instance_attrs,
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.ct_owner = THIS_MODULE,
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};
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/*
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* Instance Session Failure Stats Table
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*/
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static struct iscsi_tiqn *iscsi_sess_err_tiqn(struct config_item *item)
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{
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struct iscsi_wwn_stat_grps *igrps = container_of(to_config_group(item),
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struct iscsi_wwn_stat_grps, iscsi_sess_err_group);
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return container_of(igrps, struct iscsi_tiqn, tiqn_stat_grps);
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}
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static ssize_t iscsi_stat_sess_err_inst_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n",
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iscsi_sess_err_tiqn(item)->tiqn_index);
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}
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static ssize_t iscsi_stat_sess_err_digest_errors_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_sess_err_tiqn(item);
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struct iscsi_sess_err_stats *sess_err = &tiqn->sess_err_stats;
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return snprintf(page, PAGE_SIZE, "%u\n", sess_err->digest_errors);
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}
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static ssize_t iscsi_stat_sess_err_cxn_errors_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_sess_err_tiqn(item);
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struct iscsi_sess_err_stats *sess_err = &tiqn->sess_err_stats;
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return snprintf(page, PAGE_SIZE, "%u\n", sess_err->cxn_timeout_errors);
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}
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static ssize_t iscsi_stat_sess_err_format_errors_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_sess_err_tiqn(item);
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struct iscsi_sess_err_stats *sess_err = &tiqn->sess_err_stats;
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return snprintf(page, PAGE_SIZE, "%u\n", sess_err->pdu_format_errors);
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}
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CONFIGFS_ATTR_RO(iscsi_stat_sess_err_, inst);
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CONFIGFS_ATTR_RO(iscsi_stat_sess_err_, digest_errors);
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CONFIGFS_ATTR_RO(iscsi_stat_sess_err_, cxn_errors);
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CONFIGFS_ATTR_RO(iscsi_stat_sess_err_, format_errors);
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static struct configfs_attribute *iscsi_stat_sess_err_attrs[] = {
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&iscsi_stat_sess_err_attr_inst,
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&iscsi_stat_sess_err_attr_digest_errors,
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&iscsi_stat_sess_err_attr_cxn_errors,
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&iscsi_stat_sess_err_attr_format_errors,
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NULL,
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};
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const struct config_item_type iscsi_stat_sess_err_cit = {
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.ct_attrs = iscsi_stat_sess_err_attrs,
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.ct_owner = THIS_MODULE,
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};
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/*
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* Target Attributes Table
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*/
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static struct iscsi_tiqn *iscsi_tgt_attr_tiqn(struct config_item *item)
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{
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struct iscsi_wwn_stat_grps *igrps = container_of(to_config_group(item),
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struct iscsi_wwn_stat_grps, iscsi_tgt_attr_group);
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return container_of(igrps, struct iscsi_tiqn, tiqn_stat_grps);
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}
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static ssize_t iscsi_stat_tgt_attr_inst_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n",
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iscsi_tgt_attr_tiqn(item)->tiqn_index);
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}
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static ssize_t iscsi_stat_tgt_attr_indx_show(struct config_item *item,
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char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_NODE_INDEX);
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}
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static ssize_t iscsi_stat_tgt_attr_login_fails_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_tgt_attr_tiqn(item);
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struct iscsi_login_stats *lstat = &tiqn->login_stats;
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u32 fail_count;
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spin_lock(&lstat->lock);
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fail_count = (lstat->redirects + lstat->authorize_fails +
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lstat->authenticate_fails + lstat->negotiate_fails +
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lstat->other_fails);
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spin_unlock(&lstat->lock);
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return snprintf(page, PAGE_SIZE, "%u\n", fail_count);
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}
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static ssize_t iscsi_stat_tgt_attr_last_fail_time_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_tgt_attr_tiqn(item);
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struct iscsi_login_stats *lstat = &tiqn->login_stats;
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u32 last_fail_time;
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spin_lock(&lstat->lock);
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last_fail_time = lstat->last_fail_time ?
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(u32)(((u32)lstat->last_fail_time -
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INITIAL_JIFFIES) * 100 / HZ) : 0;
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spin_unlock(&lstat->lock);
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return snprintf(page, PAGE_SIZE, "%u\n", last_fail_time);
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}
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static ssize_t iscsi_stat_tgt_attr_last_fail_type_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_tgt_attr_tiqn(item);
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struct iscsi_login_stats *lstat = &tiqn->login_stats;
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u32 last_fail_type;
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spin_lock(&lstat->lock);
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last_fail_type = lstat->last_fail_type;
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spin_unlock(&lstat->lock);
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return snprintf(page, PAGE_SIZE, "%u\n", last_fail_type);
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}
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static ssize_t iscsi_stat_tgt_attr_fail_intr_name_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_tgt_attr_tiqn(item);
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struct iscsi_login_stats *lstat = &tiqn->login_stats;
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unsigned char buf[ISCSI_IQN_LEN];
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spin_lock(&lstat->lock);
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snprintf(buf, ISCSI_IQN_LEN, "%s", lstat->last_intr_fail_name[0] ?
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lstat->last_intr_fail_name : NONE);
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spin_unlock(&lstat->lock);
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return snprintf(page, PAGE_SIZE, "%s\n", buf);
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}
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static ssize_t iscsi_stat_tgt_attr_fail_intr_addr_type_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_tgt_attr_tiqn(item);
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struct iscsi_login_stats *lstat = &tiqn->login_stats;
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int ret;
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spin_lock(&lstat->lock);
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if (lstat->last_intr_fail_ip_family == AF_INET6)
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ret = snprintf(page, PAGE_SIZE, "ipv6\n");
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else
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ret = snprintf(page, PAGE_SIZE, "ipv4\n");
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spin_unlock(&lstat->lock);
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return ret;
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}
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static ssize_t iscsi_stat_tgt_attr_fail_intr_addr_show(struct config_item *item,
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char *page)
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{
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struct iscsi_tiqn *tiqn = iscsi_tgt_attr_tiqn(item);
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struct iscsi_login_stats *lstat = &tiqn->login_stats;
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int ret;
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spin_lock(&lstat->lock);
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ret = snprintf(page, PAGE_SIZE, "%pISc\n", &lstat->last_intr_fail_sockaddr);
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spin_unlock(&lstat->lock);
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return ret;
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}
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, inst);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, indx);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, login_fails);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, last_fail_time);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, last_fail_type);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, fail_intr_name);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, fail_intr_addr_type);
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CONFIGFS_ATTR_RO(iscsi_stat_tgt_attr_, fail_intr_addr);
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static struct configfs_attribute *iscsi_stat_tgt_attr_attrs[] = {
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&iscsi_stat_tgt_attr_attr_inst,
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&iscsi_stat_tgt_attr_attr_indx,
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&iscsi_stat_tgt_attr_attr_login_fails,
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&iscsi_stat_tgt_attr_attr_last_fail_time,
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&iscsi_stat_tgt_attr_attr_last_fail_type,
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&iscsi_stat_tgt_attr_attr_fail_intr_name,
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&iscsi_stat_tgt_attr_attr_fail_intr_addr_type,
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&iscsi_stat_tgt_attr_attr_fail_intr_addr,
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NULL,
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};
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const struct config_item_type iscsi_stat_tgt_attr_cit = {
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.ct_attrs = iscsi_stat_tgt_attr_attrs,
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.ct_owner = THIS_MODULE,
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};
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/*
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* Target Login Stats Table
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*/
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static struct iscsi_tiqn *iscsi_login_stat_tiqn(struct config_item *item)
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{
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struct iscsi_wwn_stat_grps *igrps = container_of(to_config_group(item),
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struct iscsi_wwn_stat_grps, iscsi_login_stats_group);
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return container_of(igrps, struct iscsi_tiqn, tiqn_stat_grps);
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}
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static ssize_t iscsi_stat_login_inst_show(struct config_item *item, char *page)
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{
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return snprintf(page, PAGE_SIZE, "%u\n",
|
|
iscsi_login_stat_tiqn(item)->tiqn_index);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_indx_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_NODE_INDEX);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_accepts_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_login_stat_tiqn(item);
|
|
struct iscsi_login_stats *lstat = &tiqn->login_stats;
|
|
ssize_t ret;
|
|
|
|
spin_lock(&lstat->lock);
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n", lstat->accepts);
|
|
spin_unlock(&lstat->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_other_fails_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_login_stat_tiqn(item);
|
|
struct iscsi_login_stats *lstat = &tiqn->login_stats;
|
|
ssize_t ret;
|
|
|
|
spin_lock(&lstat->lock);
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n", lstat->other_fails);
|
|
spin_unlock(&lstat->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_redirects_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_login_stat_tiqn(item);
|
|
struct iscsi_login_stats *lstat = &tiqn->login_stats;
|
|
ssize_t ret;
|
|
|
|
spin_lock(&lstat->lock);
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n", lstat->redirects);
|
|
spin_unlock(&lstat->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_authorize_fails_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_login_stat_tiqn(item);
|
|
struct iscsi_login_stats *lstat = &tiqn->login_stats;
|
|
ssize_t ret;
|
|
|
|
spin_lock(&lstat->lock);
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n", lstat->authorize_fails);
|
|
spin_unlock(&lstat->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_authenticate_fails_show(
|
|
struct config_item *item, char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_login_stat_tiqn(item);
|
|
struct iscsi_login_stats *lstat = &tiqn->login_stats;
|
|
ssize_t ret;
|
|
|
|
spin_lock(&lstat->lock);
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n", lstat->authenticate_fails);
|
|
spin_unlock(&lstat->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_login_negotiate_fails_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_login_stat_tiqn(item);
|
|
struct iscsi_login_stats *lstat = &tiqn->login_stats;
|
|
ssize_t ret;
|
|
|
|
spin_lock(&lstat->lock);
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n", lstat->negotiate_fails);
|
|
spin_unlock(&lstat->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, inst);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, indx);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, accepts);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, other_fails);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, redirects);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, authorize_fails);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, authenticate_fails);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_login_, negotiate_fails);
|
|
|
|
static struct configfs_attribute *iscsi_stat_login_stats_attrs[] = {
|
|
&iscsi_stat_login_attr_inst,
|
|
&iscsi_stat_login_attr_indx,
|
|
&iscsi_stat_login_attr_accepts,
|
|
&iscsi_stat_login_attr_other_fails,
|
|
&iscsi_stat_login_attr_redirects,
|
|
&iscsi_stat_login_attr_authorize_fails,
|
|
&iscsi_stat_login_attr_authenticate_fails,
|
|
&iscsi_stat_login_attr_negotiate_fails,
|
|
NULL,
|
|
};
|
|
|
|
const struct config_item_type iscsi_stat_login_cit = {
|
|
.ct_attrs = iscsi_stat_login_stats_attrs,
|
|
.ct_owner = THIS_MODULE,
|
|
};
|
|
|
|
/*
|
|
* Target Logout Stats Table
|
|
*/
|
|
static struct iscsi_tiqn *iscsi_logout_stat_tiqn(struct config_item *item)
|
|
{
|
|
struct iscsi_wwn_stat_grps *igrps = container_of(to_config_group(item),
|
|
struct iscsi_wwn_stat_grps, iscsi_logout_stats_group);
|
|
return container_of(igrps, struct iscsi_tiqn, tiqn_stat_grps);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_logout_inst_show(struct config_item *item, char *page)
|
|
{
|
|
return snprintf(page, PAGE_SIZE, "%u\n",
|
|
iscsi_logout_stat_tiqn(item)->tiqn_index);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_logout_indx_show(struct config_item *item, char *page)
|
|
{
|
|
return snprintf(page, PAGE_SIZE, "%u\n", ISCSI_NODE_INDEX);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_logout_normal_logouts_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_logout_stat_tiqn(item);
|
|
struct iscsi_logout_stats *lstats = &tiqn->logout_stats;
|
|
|
|
return snprintf(page, PAGE_SIZE, "%u\n", lstats->normal_logouts);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_logout_abnormal_logouts_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_tiqn *tiqn = iscsi_logout_stat_tiqn(item);
|
|
struct iscsi_logout_stats *lstats = &tiqn->logout_stats;
|
|
|
|
return snprintf(page, PAGE_SIZE, "%u\n", lstats->abnormal_logouts);
|
|
}
|
|
|
|
CONFIGFS_ATTR_RO(iscsi_stat_logout_, inst);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_logout_, indx);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_logout_, normal_logouts);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_logout_, abnormal_logouts);
|
|
|
|
static struct configfs_attribute *iscsi_stat_logout_stats_attrs[] = {
|
|
&iscsi_stat_logout_attr_inst,
|
|
&iscsi_stat_logout_attr_indx,
|
|
&iscsi_stat_logout_attr_normal_logouts,
|
|
&iscsi_stat_logout_attr_abnormal_logouts,
|
|
NULL,
|
|
};
|
|
|
|
const struct config_item_type iscsi_stat_logout_cit = {
|
|
.ct_attrs = iscsi_stat_logout_stats_attrs,
|
|
.ct_owner = THIS_MODULE,
|
|
};
|
|
|
|
/*
|
|
* Session Stats Table
|
|
*/
|
|
static struct iscsi_node_acl *iscsi_stat_nacl(struct config_item *item)
|
|
{
|
|
struct iscsi_node_stat_grps *igrps = container_of(to_config_group(item),
|
|
struct iscsi_node_stat_grps, iscsi_sess_stats_group);
|
|
return container_of(igrps, struct iscsi_node_acl, node_stat_grps);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_inst_show(struct config_item *item, char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_wwn *wwn = acl->se_node_acl.se_tpg->se_tpg_wwn;
|
|
struct iscsi_tiqn *tiqn = container_of(wwn,
|
|
struct iscsi_tiqn, tiqn_wwn);
|
|
|
|
return snprintf(page, PAGE_SIZE, "%u\n", tiqn->tiqn_index);
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_node_show(struct config_item *item, char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n",
|
|
sess->sess_ops->SessionType ? 0 : ISCSI_NODE_INDEX);
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_indx_show(struct config_item *item, char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%u\n",
|
|
sess->session_index);
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_cmd_pdus_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%lu\n",
|
|
atomic_long_read(&sess->cmd_pdus));
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_rsp_pdus_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%lu\n",
|
|
atomic_long_read(&sess->rsp_pdus));
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_txdata_octs_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%lu\n",
|
|
atomic_long_read(&sess->tx_data_octets));
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_rxdata_octs_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%lu\n",
|
|
atomic_long_read(&sess->rx_data_octets));
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_conn_digest_errors_show(struct config_item *item,
|
|
char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%lu\n",
|
|
atomic_long_read(&sess->conn_digest_errors));
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iscsi_stat_sess_conn_timeout_errors_show(
|
|
struct config_item *item, char *page)
|
|
{
|
|
struct iscsi_node_acl *acl = iscsi_stat_nacl(item);
|
|
struct se_node_acl *se_nacl = &acl->se_node_acl;
|
|
struct iscsi_session *sess;
|
|
struct se_session *se_sess;
|
|
ssize_t ret = 0;
|
|
|
|
spin_lock_bh(&se_nacl->nacl_sess_lock);
|
|
se_sess = se_nacl->nacl_sess;
|
|
if (se_sess) {
|
|
sess = se_sess->fabric_sess_ptr;
|
|
if (sess)
|
|
ret = snprintf(page, PAGE_SIZE, "%lu\n",
|
|
atomic_long_read(&sess->conn_timeout_errors));
|
|
}
|
|
spin_unlock_bh(&se_nacl->nacl_sess_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, inst);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, node);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, indx);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, cmd_pdus);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, rsp_pdus);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, txdata_octs);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, rxdata_octs);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, conn_digest_errors);
|
|
CONFIGFS_ATTR_RO(iscsi_stat_sess_, conn_timeout_errors);
|
|
|
|
static struct configfs_attribute *iscsi_stat_sess_stats_attrs[] = {
|
|
&iscsi_stat_sess_attr_inst,
|
|
&iscsi_stat_sess_attr_node,
|
|
&iscsi_stat_sess_attr_indx,
|
|
&iscsi_stat_sess_attr_cmd_pdus,
|
|
&iscsi_stat_sess_attr_rsp_pdus,
|
|
&iscsi_stat_sess_attr_txdata_octs,
|
|
&iscsi_stat_sess_attr_rxdata_octs,
|
|
&iscsi_stat_sess_attr_conn_digest_errors,
|
|
&iscsi_stat_sess_attr_conn_timeout_errors,
|
|
NULL,
|
|
};
|
|
|
|
const struct config_item_type iscsi_stat_sess_cit = {
|
|
.ct_attrs = iscsi_stat_sess_stats_attrs,
|
|
.ct_owner = THIS_MODULE,
|
|
};
|